org.apache.flink.runtime.taskexecutor

类 DefaultJobTable

java.lang.Object

org.apache.flink.runtime.taskexecutor.DefaultJobTable

所有已实现的接口:

AutoCloseable, JobTable

public final class DefaultJobTable
extends Object
implements JobTable

Default implementation of the JobTable.

嵌套类概要

从接口继承的嵌套类/接口 org.apache.flink.runtime.taskexecutor.JobTable

JobTable.Connection, JobTable.Job, JobTable.JobServices

方法概要

限定符和类型	方法和说明
void	close()
static DefaultJobTable	create()
Optional<JobTable.Connection>	getConnection(org.apache.flink.api.common.JobID jobId) Gets the connection registered under jobId.
Optional<JobTable.Connection>	getConnection(ResourceID resourceId) Gets the connection registered under resourceId.
Optional<JobTable.Job>	getJob(org.apache.flink.api.common.JobID jobId) Gets the job registered under jobId.
Collection<JobTable.Job>	getJobs() Gets all registered jobs.
<E extends Exception> JobTable.Job	getOrCreateJob(org.apache.flink.api.common.JobID jobId, org.apache.flink.util.function.SupplierWithException<? extends JobTable.JobServices,E> jobServicesSupplier) Gets a registered JobTable.Job or creates one if not present.
boolean	isEmpty() Returns true if the job table does not contain any jobs.

从类继承的方法 java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

方法详细资料

getOrCreateJob

public <E extends Exception> JobTable.Job getOrCreateJob(org.apache.flink.api.common.JobID jobId,
                                                         org.apache.flink.util.function.SupplierWithException<? extends JobTable.JobServices,E> jobServicesSupplier)
                                                  throws E extends Exception

从接口复制的说明: JobTable

Gets a registered JobTable.Job or creates one if not present.

指定者:

getOrCreateJob 在接口中 JobTable

参数:

jobId - jobId identifies the job to get

jobServicesSupplier - jobServicesSupplier create new JobTable.JobServices if a new job needs to be created

返回:

the current job (existing or created) registered under jobId

抛出:

E - if the job services could not be created

E extends Exception

getJob

public Optional<JobTable.Job> getJob(org.apache.flink.api.common.JobID jobId)

从接口复制的说明: JobTable

Gets the job registered under jobId.

指定者:

getJob 在接口中 JobTable

参数:

jobId - jobId identifying the job to get

返回:

an Optional containing the JobTable.Job registered under jobId, or an empty Optional if no job has been registered

getConnection

public Optional<JobTable.Connection> getConnection(org.apache.flink.api.common.JobID jobId)

从接口复制的说明: JobTable

Gets the connection registered under jobId.

指定者:

getConnection 在接口中 JobTable

参数:

jobId - jobId identifying the connection to get

返回:

an Optional containing the JobTable.Connection registered under jobId, or an empty Optional if no connection has been registered (this could also mean that a job which has not been connected exists)

getConnection

public Optional<JobTable.Connection> getConnection(ResourceID resourceId)

从接口复制的说明: JobTable

Gets the connection registered under resourceId.

指定者:

getConnection 在接口中 JobTable

参数:

resourceId - resourceId identifying the connection to get

返回:

an Optional containing the JobTable.Connection registered under resourceId, or an empty Optional if no connection has been registered

getJobs

public Collection<JobTable.Job> getJobs()

从接口复制的说明: JobTable

Gets all registered jobs.

指定者:

getJobs 在接口中 JobTable

返回:

collection of registered jobs

isEmpty

public boolean isEmpty()

从接口复制的说明: JobTable

Returns true if the job table does not contain any jobs.

指定者:

isEmpty 在接口中 JobTable

返回:

true if the job table does not contain any jobs, otherwise false

create

public static DefaultJobTable create()

close

public void close()

指定者:

close 在接口中 AutoCloseable